Passage log
Straits of Mackinac, May 2025
210 recorded passages by 50 distinct vessels, in the order they happened. Times are shown in Eastern time and are accurate to roughly ±15 minutes.
- 210 Passages
- 50 Distinct vessels
- 6.8 Per day Across the whole month
- 11 Busiest day Saturday, 24 May 2025
The log
| Date | Local time | Vessel | Direction |
|---|---|---|---|
| 1 May 2025 | 02:38 EDT | G L Ostrander | westbound |
| 1 May 2025 | 03:05 EDT | Herbert C Jackson | eastbound |
| 1 May 2025 | 11:14 EDT | Viking Octantis | eastbound |
| 1 May 2025 | 21:56 EDT | James R Barker | westbound |
| 1 May 2025 | 23:30 EDT | Dirk S. Vanenkevort | eastbound |
| 2 May 2025 | 04:18 EDT | Lee A Tregurtha | eastbound |
| 2 May 2025 | 06:26 EDT | Hudsongracht | westbound |
| 2 May 2025 | 08:48 EDT | Mark W. Barker | westbound |
| 2 May 2025 | 11:06 EDT | Sam Laud | westbound |
| 2 May 2025 | 15:50 EDT | Joseph L Block | eastbound |
| 2 May 2025 | 20:46 EDT | Federal Michigan | eastbound |
| 2 May 2025 | 22:10 EDT | Samuel de Champlain | westbound |
| 2 May 2025 | 22:33 EDT | Edgar B Speer | westbound |
| 2 May 2025 | 23:31 EDT | Lee A Tregurtha | westbound |
| 3 May 2025 | 15:28 EDT | Stewart J Cort | westbound |
| 3 May 2025 | 16:00 EDT | John G Munson | westbound |
| 3 May 2025 | 19:01 EDT | Algoma Compass | westbound |
| 3 May 2025 | 20:45 EDT | Burns Harbor | eastbound |
| 3 May 2025 | 22:10 EDT | Mesabi Miner | westbound |
| 3 May 2025 | 23:10 EDT | Algoma Conveyor | eastbound |
| 4 May 2025 | 12:33 EDT | Great Republic | eastbound |
| 4 May 2025 | 16:00 EDT | James R Barker | eastbound |
| 4 May 2025 | 21:36 EDT | Calumet | westbound |
| 4 May 2025 | 22:21 EDT | G L Ostrander | eastbound |
| 5 May 2025 | 01:55 EDT | Algoma Compass | eastbound |
| 5 May 2025 | 08:11 EDT | Manitowoc | westbound |
| 5 May 2025 | 11:24 EDT | Edgar B Speer | eastbound |
| 5 May 2025 | 18:04 EDT | Great Republic | westbound |
| 6 May 2025 | 00:04 EDT | Joseph L Block | westbound |
| 6 May 2025 | 01:59 EDT | John G Munson | eastbound |
| 6 May 2025 | 03:52 EDT | Lee A Tregurtha | eastbound |
| 6 May 2025 | 05:39 EDT | American Spirit | westbound |
| 6 May 2025 | 17:21 EDT | Stewart J Cort | eastbound |
| 6 May 2025 | 22:48 EDT | Mesabi Miner | eastbound |
| 7 May 2025 | 08:57 EDT | Mark W. Barker | eastbound |
| 7 May 2025 | 11:19 EDT | John G Munson | westbound |
| 7 May 2025 | 14:01 EDT | Sam Laud | eastbound |
| 7 May 2025 | 18:38 EDT | Hudsongracht | eastbound |
| 7 May 2025 | 23:42 EDT | Burns Harbor | westbound |
| 8 May 2025 | 00:04 EDT | American Mariner | westbound |
| 8 May 2025 | 01:10 EDT | James R Barker | westbound |
| 8 May 2025 | 03:52 EDT | Samuel de Champlain | eastbound |
| 8 May 2025 | 12:11 EDT | Algoma Intrepid | westbound |
| 8 May 2025 | 12:44 EDT | Great Republic | eastbound |
| 8 May 2025 | 18:38 EDT | Undaunted | eastbound |
| 9 May 2025 | 02:14 EDT | Olive L Moore | westbound |
| 9 May 2025 | 07:23 EDT | H Lee White | westbound |
| 9 May 2025 | 10:44 EDT | G L Ostrander | westbound |
| 9 May 2025 | 22:05 EDT | Joseph L Block | eastbound |
| 10 May 2025 | 02:25 EDT | Edgar B Speer | westbound |
| 10 May 2025 | 13:35 EDT | John G Munson | eastbound |
| 10 May 2025 | 16:58 EDT | Viking Polaris | westbound |
| 10 May 2025 | 20:25 EDT | American Spirit | eastbound |
| 10 May 2025 | 21:49 EDT | Stewart J Cort | westbound |
| 11 May 2025 | 04:19 EDT | Edwin H Gott | westbound |
| 11 May 2025 | 05:26 EDT | James R Barker | eastbound |
| 11 May 2025 | 12:28 EDT | STR Wilfred Sykes | westbound |
| 11 May 2025 | 17:17 EDT | American Mariner | eastbound |
| 11 May 2025 | 17:56 EDT | Viking Octantis | westbound |
| 11 May 2025 | 22:42 EDT | Burns Harbor | eastbound |
| 12 May 2025 | 01:12 EDT | G L Ostrander | eastbound |
| 12 May 2025 | 03:09 EDT | CSL Laurentien | westbound |
| 12 May 2025 | 04:13 EDT | Joseph L Block | westbound |
| 12 May 2025 | 10:18 EDT | Joyce L Vanenkevort | westbound |
| 12 May 2025 | 11:45 EDT | Algoma Intrepid | eastbound |
| 12 May 2025 | 14:42 EDT | Indiana Harbor | westbound |
| 12 May 2025 | 15:45 EDT | Edgar B Speer | eastbound |
| 12 May 2025 | 18:09 EDT | Great Republic | westbound |
| 12 May 2025 | 20:26 EDT | H Lee White | eastbound |
| 13 May 2025 | 05:44 EDT | Joyce L Vanenkevort | eastbound |
| 13 May 2025 | 10:55 EDT | Saginaw | westbound |
| 13 May 2025 | 12:56 EDT | Algoma Niagara | westbound |
| 13 May 2025 | 17:42 EDT | Calumet | eastbound |
| 14 May 2025 | 00:05 EDT | Mark W. Barker | westbound |
| 14 May 2025 | 01:23 EDT | Walter J McCarthy Jr | westbound |
| 14 May 2025 | 02:46 EDT | STR Wilfred Sykes | eastbound |
| 14 May 2025 | 02:55 EDT | Saginaw | eastbound |
| 14 May 2025 | 06:55 EDT | John G Munson | westbound |
| 14 May 2025 | 11:24 EDT | American Spirit | westbound |
| 14 May 2025 | 12:48 EDT | Viking Polaris | eastbound |
| 14 May 2025 | 14:29 EDT | Stewart J Cort | eastbound |
| 14 May 2025 | 19:19 EDT | Joseph L Block | eastbound |
| 14 May 2025 | 21:40 EDT | CSL Laurentien | eastbound |
| 15 May 2025 | 02:29 EDT | STR Wilfred Sykes | westbound |
| 15 May 2025 | 05:40 EDT | James R Barker | westbound |
| 15 May 2025 | 09:14 EDT | Viking Octantis | eastbound |
| 15 May 2025 | 12:40 EDT | Indiana Harbor | eastbound |
| 15 May 2025 | 21:19 EDT | G L Ostrander | westbound |
| 15 May 2025 | 23:13 EDT | Undaunted | westbound |
| 16 May 2025 | 02:06 EDT | Burns Harbor | westbound |
| 16 May 2025 | 02:06 EDT | Albert | eastbound |
| 16 May 2025 | 13:46 EDT | John J Boland | westbound |
| 16 May 2025 | 15:31 EDT | John G Munson | eastbound |
| 16 May 2025 | 18:34 EDT | Algoma Niagara | eastbound |
| 16 May 2025 | 18:52 EDT | Walter J McCarthy Jr | eastbound |
| 16 May 2025 | 20:52 EDT | Edgar B Speer | westbound |
| 16 May 2025 | 21:11 EDT | Herbert C Jackson | westbound |
| 17 May 2025 | 00:34 EDT | Samuel de Champlain | westbound |
| 17 May 2025 | 04:10 EDT | Joseph L Block | westbound |
| 17 May 2025 | 06:29 EDT | Mark W. Barker | eastbound |
| 17 May 2025 | 19:39 EDT | Muntgracht | westbound |
| 17 May 2025 | 22:45 EDT | American Spirit | eastbound |
| 18 May 2025 | 00:50 EDT | Mesabi Miner | westbound |
| 18 May 2025 | 07:13 EDT | Undaunted | eastbound |
| 18 May 2025 | 08:28 EDT | Stewart J Cort | westbound |
| 18 May 2025 | 09:33 EDT | James R Barker | eastbound |
| 18 May 2025 | 11:30 EDT | G L Ostrander | eastbound |
| 18 May 2025 | 17:33 EDT | Saginaw | westbound |
| 18 May 2025 | 21:17 EDT | Exeborg | westbound |
| 18 May 2025 | 23:51 EDT | Lee A Tregurtha | westbound |
| 19 May 2025 | 10:57 EDT | Burns Harbor | eastbound |
| 19 May 2025 | 12:23 EDT | Herbert C Jackson | eastbound |
| 19 May 2025 | 12:25 EDT | G L Ostrander | westbound |
| 19 May 2025 | 14:29 EDT | Edwin H Gott | westbound |
| 19 May 2025 | 20:37 EDT | Joseph L Block | eastbound |
| 19 May 2025 | 22:49 EDT | STR Wilfred Sykes | eastbound |
| 20 May 2025 | 02:56 EDT | Edgar B Speer | eastbound |
| 20 May 2025 | 03:11 EDT | John J Boland | eastbound |
| 20 May 2025 | 06:29 EDT | Joyce L Vanenkevort | westbound |
| 20 May 2025 | 07:07 EDT | Muntgracht | eastbound |
| 20 May 2025 | 08:17 EDT | Patagonman | westbound |
| 20 May 2025 | 09:12 EDT | STR Wilfred Sykes | westbound |
| 20 May 2025 | 11:30 EDT | Manitowoc | eastbound |
| 20 May 2025 | 18:30 EDT | Mesabi Miner | eastbound |
| 20 May 2025 | 20:05 EDT | Algoma Sault | westbound |
| 21 May 2025 | 07:16 EDT | Indiana Harbor | westbound |
| 21 May 2025 | 07:38 EDT | Stewart J Cort | eastbound |
| 21 May 2025 | 08:59 EDT | Walter J McCarthy Jr | westbound |
| 21 May 2025 | 18:06 EDT | Lee A Tregurtha | eastbound |
| 21 May 2025 | 20:55 EDT | H Lee White | westbound |
| 21 May 2025 | 22:48 EDT | Samuel de Champlain | eastbound |
| 22 May 2025 | 01:21 EDT | RT HON Paul J Martin | eastbound |
| 22 May 2025 | 04:47 EDT | Joyce L Vanenkevort | eastbound |
| 22 May 2025 | 09:17 EDT | Undaunted | westbound |
| 22 May 2025 | 10:35 EDT | Joseph L Block | westbound |
| 22 May 2025 | 13:07 EDT | Albert | westbound |
| 22 May 2025 | 14:23 EDT | H Lee White | eastbound |
| 22 May 2025 | 15:46 EDT | Saginaw | eastbound |
| 22 May 2025 | 23:27 EDT | Manitoulin | westbound |
| 23 May 2025 | 00:13 EDT | Edwin H Gott | eastbound |
| 23 May 2025 | 08:21 EDT | John G Munson | westbound |
| 23 May 2025 | 12:41 EDT | Sam Laud | westbound |
| 23 May 2025 | 17:11 EDT | Kaye E Barker | westbound |
| 23 May 2025 | 17:46 EDT | Lee A Tregurtha | westbound |
| 23 May 2025 | 22:29 EDT | Walter J McCarthy Jr | eastbound |
| 24 May 2025 | 00:52 EDT | Manitoulin | eastbound |
| 24 May 2025 | 01:59 EDT | Edgar B Speer | westbound |
| 24 May 2025 | 02:26 EDT | Olive L Moore | eastbound |
| 24 May 2025 | 05:39 EDT | Indiana Harbor | eastbound |
| 24 May 2025 | 07:55 EDT | James R Barker | westbound |
| 24 May 2025 | 10:29 EDT | G L Ostrander | eastbound |
| 24 May 2025 | 10:39 EDT | Mark W. Barker | westbound |
| 24 May 2025 | 13:08 EDT | Algoma Sault | eastbound |
| 24 May 2025 | 17:48 EDT | Viking Polaris | westbound |
| 24 May 2025 | 21:25 EDT | Great Republic | westbound |
| 24 May 2025 | 23:29 EDT | Joseph L Block | eastbound |
| 25 May 2025 | 04:10 EDT | Burns Harbor | westbound |
| 25 May 2025 | 07:37 EDT | G L Ostrander | westbound |
| 25 May 2025 | 09:27 EDT | Dirk S. Vanenkevort | westbound |
| 25 May 2025 | 13:20 EDT | Kaye E Barker | eastbound |
| 25 May 2025 | 14:43 EDT | Stewart J Cort | westbound |
| 25 May 2025 | 22:56 EDT | Viking Octantis | westbound |
| 26 May 2025 | 00:24 EDT | John G Munson | eastbound |
| 26 May 2025 | 04:47 EDT | Herbert C Jackson | westbound |
| 26 May 2025 | 08:17 EDT | Mark W. Barker | eastbound |
| 26 May 2025 | 08:46 EDT | STR Wilfred Sykes | eastbound |
| 26 May 2025 | 08:47 EDT | Samuel de Champlain | westbound |
| 26 May 2025 | 13:13 EDT | Mesabi Miner | westbound |
| 26 May 2025 | 13:18 EDT | Edgar B Speer | eastbound |
| 26 May 2025 | 18:33 EDT | Albert | eastbound |
| 26 May 2025 | 23:09 EDT | Sam Laud | eastbound |
| 27 May 2025 | 03:42 EDT | Robert S Pierson | westbound |
| 27 May 2025 | 04:53 EDT | Joseph L Block | westbound |
| 27 May 2025 | 06:20 EDT | Whitefish Bay | westbound |
| 27 May 2025 | 07:14 EDT | Lee A Tregurtha | eastbound |
| 27 May 2025 | 08:11 EDT | Viking Octantis | eastbound |
| 27 May 2025 | 11:37 EDT | Viking Polaris | eastbound |
| 27 May 2025 | 19:19 EDT | Algoma Niagara | westbound |
| 27 May 2025 | 21:42 EDT | Northern Venture | westbound |
| 28 May 2025 | 00:47 EDT | James R Barker | eastbound |
| 28 May 2025 | 02:33 EDT | G L Ostrander | eastbound |
| 28 May 2025 | 05:46 EDT | Saginaw | westbound |
| 28 May 2025 | 08:40 EDT | Blair McKeil | westbound |
| 28 May 2025 | 18:05 EDT | Algoma Compass | westbound |
| 28 May 2025 | 22:59 EDT | Robert S Pierson | eastbound |
| 29 May 2025 | 02:07 EDT | Burns Harbor | eastbound |
| 29 May 2025 | 02:22 EDT | Algoma Conveyor | eastbound |
| 29 May 2025 | 03:02 EDT | G L Ostrander | westbound |
| 29 May 2025 | 06:48 EDT | Mesabi Miner | eastbound |
| 29 May 2025 | 13:05 EDT | Northern Venture | eastbound |
| 29 May 2025 | 14:29 EDT | Saginaw | eastbound |
| 29 May 2025 | 16:59 EDT | Patagonman | eastbound |
| 29 May 2025 | 19:20 EDT | Joseph L Block | eastbound |
| 29 May 2025 | 21:05 EDT | STR Wilfred Sykes | westbound |
| 29 May 2025 | 23:47 EDT | Algoma Compass | eastbound |
| 29 May 2025 | 23:54 EDT | Stewart J Cort | eastbound |
| 30 May 2025 | 03:03 EDT | Great Republic | eastbound |
| 30 May 2025 | 03:55 EDT | Whitefish Bay | eastbound |
| 30 May 2025 | 05:51 EDT | Edgar B Speer | westbound |
| 30 May 2025 | 09:21 EDT | Herbert C Jackson | eastbound |
| 30 May 2025 | 19:29 EDT | John J Boland | westbound |
| 30 May 2025 | 19:39 EDT | Mark W. Barker | westbound |
| 30 May 2025 | 22:14 EDT | Great Republic | westbound |
| 31 May 2025 | 07:05 EDT | Dirk S. Vanenkevort | eastbound |
| 31 May 2025 | 08:07 EDT | Undaunted | eastbound |
| 31 May 2025 | 13:33 EDT | G L Ostrander | eastbound |
| 31 May 2025 | 15:10 EDT | Algoma Niagara | eastbound |
| 31 May 2025 | 17:45 EDT | Blair McKeil | eastbound |
| 31 May 2025 | 18:12 EDT | Manitowoc | westbound |
| 31 May 2025 | 18:18 EDT | James R Barker | westbound |
Times are interpolated from AIS track samples, good to about fifteen minutes, and shown in Eastern time. A passage is a track crossing our gate line, not an official lock record.